:root{
  --primary:#0a84ff;
  --primary-dark:#0066cc;
  --accent:#00d1ff;
  --dark:#0f172a;
  --light:#f8fafc;
  --gray:#64748b;
  --success:#10b981;
  --warning:#f59e0b;
  --radius:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background:var(--light);
  color:var(--dark);
  line-height:1.6;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:999px;
  font-weight:700;letter-spacing:.2px;
  transition:.2s;cursor:pointer;border:0;
}
.btn-primary{background:var(--primary);color:white;box-shadow:0 8px 24px rgba(10,132,255,.3)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}
.btn-outline{border:2px solid var(--dark);color:var(--dark);background:transparent}
.btn-outline:hover{background:var(--dark);color:white}
.btn-white{background:white;color:var(--dark)}
.btn-white:hover{transform:translateY(-2px)}
header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);backdrop-filter:blur(12px);
  border-bottom:1px solid #e2e8f0;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:22px}
.logo-mark{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:grid;place-items:center;color:white;font-weight:900;
}
.nav{display:flex;gap:24px;align-items:center}
.nav a{font-weight:600;color:var(--gray);transition:.2s}
.nav a:hover,.nav a.active{color:var(--dark)}
.phone-pill{
  background:var(--dark);color:white;
  padding:8px 16px;border-radius:999px;
  font-weight:700;font-size:14px;
  display:flex;align-items:center;gap:8px;
}
.hero{
  padding:80px 0 40px;
  background:
    radial-gradient(800px 400px at 20% -10%, rgba(10,132,255,.15), transparent),
    radial-gradient(600px 300px at 80% 0%, rgba(0,209,255,.15), transparent);
}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.eyebrow{
  display:inline-flex;gap:8px;align-items:center;
  background:#e0f2fe;color:#0369a1;
  padding:6px 14px;border-radius:999px;
  font-weight:700;font-size:12px;letter-spacing:.8px;text-transform:uppercase;
}
h1{font-size:56px;line-height:.95;letter-spacing:-2px;margin:20px 0;font-weight:900}
h1 span{background:linear-gradient(90deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p{font-size:18px;color:var(--gray);max-width:560px}
.hero-stats{display:flex;gap:24px;margin-top:28px}
.stat strong{font-size:28px;display:block;line-height:1}
.stat span{font-size:13px;color:var(--gray);text-transform:uppercase;letter-spacing:.8px;font-weight:700}
.nfc-card{
  background:white;border-radius:24px;padding:20px;
  box-shadow:0 20px 60px rgba(0,0,0,.08);border:1px solid #e2e8f0;
  transform:rotate(-2deg);
}
.nfc-visual{
  height:280px;border-radius:16px;
  background:linear-gradient(135deg,#0f172a,#1e293b);
  display:grid;place-items:center;position:relative;overflow:hidden;
}
.nfc-chip{
  width:120px;height:120px;border-radius:24px;
  background:linear-gradient(135deg,#ffd60a,#ff9500);
  display:grid;place-items:center;
  box-shadow:0 0 0 20px rgba(255,214,10,.15),0 0 0 40px rgba(255,214,10,.07);
  animation:pulse 2s infinite;
}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}
.price-badge{
  position:absolute;top:16px;right:16px;
  background:var(--success);color:white;
  padding:6px 12px;border-radius:999px;
  font-weight:800;font-size:13px;
}
.section{padding:80px 0}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-head h2{font-size:42px;letter-spacing:-1px;line-height:1.1;margin-bottom:12px}
.section-head p{color:var(--gray);font-size:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
  background:white;border-radius:var(--radius);
  padding:24px;border:1px solid #e2e8f0;
  transition:.25s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(0,0,0,.08);border-color:var(--primary)}
.card-icon{
  width:48px;height:48px;border-radius:12px;
  display:grid;place-items:center;font-size:22px;
  margin-bottom:16px;
}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--gray);font-size:14px}
.tag-price{
  display:inline-flex;background:#dcfce7;color:#166534;
  padding:4px 10px;border-radius:999px;font-weight:800;font-size:12px;margin-top:12px;
}
.placement{
  background:var(--dark);color:white;border-radius:24px;padding:40px;
  display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;
}
.placement-list{display:grid;gap:16px;margin-top:20px}
.placement-item{display:flex;gap:12px;align-items:flex-start;background:rgba(255,255,255,.06);padding:14px;border-radius:12px;border:1px solid rgba(255,255,255,.1)}
.placement-item i{width:36px;height:36px;border-radius:8px;background:rgba(255,255,255,.1);display:grid;place-items:center;flex-shrink:0}
.pricing-table{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
.price-card{background:white;border-radius:20px;padding:28px;border:2px solid #e2e8f0;text-align:center;position:relative}
.price-card.featured{border-color:var(--primary);transform:scale(1.05);box-shadow:0 20px 50px rgba(10,132,255,.15)}
.price-card.featured::before{content:"MOST POPULAR";position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--primary);color:white;padding:4px 14px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.8px}
.price{font-size:48px;font-weight:900;letter-spacing:-2px}
.price small{font-size:16px;color:var(--gray);font-weight:600}
.footer{background:#020617;color:#94a3b8;padding:60px 0 30px;margin-top:60px}
.footer a{color:#cbd5e1}
.footer a:hover{color:white}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700}
.badge-blue{background:#dbeafe;color:#1e40af}
.badge-green{background:#dcfce7;color:#166534}
.badge-purple{background:#f3e8ff;color:#6b21a8}
.badge-orange{background:#ffedd5;color:#9a3412}
.admin-panel{max-width:900px;margin:40px auto;background:white;border-radius:20px;padding:32px;box-shadow:0 10px 40px rgba(0,0,0,.06);border:1px solid #e2e8f0}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-weight:700;margin-bottom:6px;font-size:14px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 14px;border-radius:10px;border:1px solid #cbd5e1;font-size:14px}
.form-group textarea{min-height:100px}
.login-box{max-width:420px;margin:80px auto;background:white;padding:32px;border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.08)}
.nfc-demo{
  width:200px;height:200px;margin:0 auto;
  background:radial-gradient(circle at center,#0a84ff,#0066cc);
  border-radius:32px;display:grid;place-items:center;color:white;
  position:relative;cursor:pointer;transition:.2s;
}
.nfc-demo:active{transform:scale(.95)}
.scan-line{position:absolute;top:0;left:0;right:0;height:3px;background:#00ff88;box-shadow:0 0 20px #00ff88;animation:scan 2s infinite}
@keyframes scan{0%{top:0}50%{top:100%}100%{top:0}}
@media(max-width:900px){
  .hero-grid,.placement,.footer-grid,.grid-3,.grid-4,.pricing-table{grid-template-columns:1fr}
  h1{font-size:38px}
  .price-card.featured{transform:none}
  .nav{display:none}
}